Users Manual Part 2

SIM8260A_Hardware Design_V1.05
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5.2 Operating Conditions
Table 64: VBAT recommended operating ratings
Parameter
Min.
Typ.
Max.
Unit
Voltage at VBAT
1
pins
3.3
3.8
4.4
V
1. The VBAT include VBAT_BB and VBAT_RF pins.
Table 65: 1.8V digital I/O characteristics
Parameter
Description
Min.
Typ.
Max.
Unit
V
IH
High-level input voltage
1.17
-
2.1
V
V
IL
Low-level input voltage
0
-
0.63
V
V
OH
High-level output voltage
1.35
-
1.8
V
V
OL
Low-level output voltage
0
-
0.45
V
I
OZH
High-level, tri-state leakage current
(No pull-down resistor)
-
-
1
uA
I
OZL
Low-level, tri-state leakage current
(No pull up resistor)
-1
-
-
uA
I
IH
Input high leakage current (No pull-down
resistor)
-
-
1
uA
I
IL
Input low leakage current (no pull up resistor)
-1
-
-
uA
 These parameters are for digital interface pins, such as UART, I2C, I2S, SPI, and GPIOs
(SIM_DET, SD_DET).
Table 66: Operating temperature
Parameter
Min.
Typ.
Max.
Unit
Normal operation temperature (3GPP compliant)
-30
-
70
°C
Extended operation temperature
-40
-
85
°C
Storage temperature
-40
-
90
°C
NOTE
NOTE